export const isMultipleOf3 = (number: number): boolean => {
    return number % 3 === 0;
}
export const isMultipleOf5 = (number:number):boolean => {
    return number % 5 === 0;
}
export const isMultipleOf7 = (number:number):boolean => {
    return number % 7 === 0;
}

export const isJustMultipleOf3 = (number: number): boolean => {
    return isMultipleOf3(number) && !isMultipleOf5(number) && !isMultipleOf7(number);
}

export const isJustMultipleOf5 = (number: number): boolean => {
    return !isMultipleOf3(number) && isMultipleOf5(number) && !isMultipleOf7(number);
}

export const isJustMultipleOf7 = (number: number): boolean => {
    return !isMultipleOf3(number) && !isMultipleOf5(number) && isMultipleOf7(number);
}